modules:
  - module: github.com/russellhaering/goxmldsig
    versions:
      - fixed: 1.1.1
    vulnerable_at: 1.1.0
    packages:
      - package: github.com/russellhaering/goxmldsig
        symbols:
          - ValidationContext.validateSignature
        derived_symbols:
          - ValidationContext.Validate
  - module: github.com/russellhaering/gosaml2
    versions:
      - fixed: 0.7.0
    vulnerable_at: 0.6.0
    packages:
      - package: github.com/russellhaering/gosaml2
        symbols:
          - SAMLServiceProvider.validateAssertionSignatures
        derived_symbols:
          - SAMLServiceProvider.RetrieveAssertionInfo
          - SAMLServiceProvider.ValidateEncodedLogoutRequestPOST
          - SAMLServiceProvider.ValidateEncodedLogoutResponsePOST
          - SAMLServiceProvider.ValidateEncodedResponse
description: |
    Due to a nil pointer dereference, a malformed XML Digital Signature
    can cause a panic during validation. If user supplied signatures are
    being validated, this may be used as a denial of service vector.
published: 2021-04-14T20:04:52Z
cves:
  - CVE-2020-7711
  - CVE-2020-7731
ghsas:
  - GHSA-mqqv-chpx-vq25
  - GHSA-prjq-f4q3-fvfr
  - GHSA-gq5r-cc4w-g8xf
credit: '@stevenjohnstone'
references:
  - web: https://github.com/russellhaering/goxmldsig/issues/48
  - web: https://github.com/russellhaering/gosaml2/issues/59